it's very difficult, it's very lonely at the top, and he is the epitome of loneliness at the top. >> as much as i care about my work, my relationship with my wife hillary means even more to me. >> sometimes people ask me what it's like being married to bill. he works so hard and keeps such long hours and becomes involved in so many other people's lives and problems. i always tell them it's great. we really cherish the time we do have together and appreciate the fact each of us works hard. >> narrator: in arkansas, as bill clinton rose from attorney general to governor, hillary rodham became his most powerful aide. she changed her appearance and eventually her name. >> in order to avoid any problem and just to put it to rest, i will forever be known as hillary rodham clinton... >> narrator: she became skilled at policy and politics, a fighter willing to play hardball to win. >> not only is she with him every step of the way, but he's relying on her more than ever. she was his main policy maven during that period as well as political advisor. >> it's a moment we've been waiting for. we